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Additional
Binary operation
English Wikipedia - The Free Encyclopedia
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Binary operation
In
mathematics
, a
binary operation
on a
set
is a calculation that combines two elements of the set (called
operands
) to produce another element of the set (more formally, an
operation
whose
arity
is two, and whose two
domains
and one
codomain
are (subsets of) the same set). Examples include the familiar
elementary arithmetic
operations of
addition
,
subtraction
,
multiplication
and
division
. Other examples are readily found in different areas of mathematics, such as
vector addition
,
matrix multiplication
and
conjugation in groups
.
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